package org.example.Day3;

public class SystemTest {
    public static void main(String[] args){

        //关闭当前虚拟机 人为
        System.exit(0);

        //获取系统时间
        long time = System.currentTimeMillis();
        System.out.println(time);

        for(int i = 0;i<1000000;i++){
            System.out.println("输入了:"+i);

        }
        long time2 = System.currentTimeMillis();
        System.out.println((time2-time)/1000.0+"s");
    }
}
